add saturation parameter to crt-guest

This commit is contained in:
hunterk 2019-05-07 08:16:43 -05:00
parent 96c592851a
commit 932fe31f55

View file

@ -7,11 +7,14 @@ layout(push_constant) uniform Push
vec4 OutputSize; vec4 OutputSize;
uint FrameCount; uint FrameCount;
float WP; float WP;
float wp_saturation;
} params; } params;
#pragma parameter WP "Color Temperature %" 0.0 -100.0 100.0 5.0 #pragma parameter WP "Color Temperature %" 0.0 -100.0 100.0 5.0
#pragma parameter wp_saturation "Saturation Adjustment" 1.0 0.0 2.0 0.05
#define WP params.WP #define WP params.WP
#define wp_saturation params.wp_saturation
#define COMPAT_TEXTURE(c,d) texture(c,d) #define COMPAT_TEXTURE(c,d) texture(c,d)
#define TEX0 vTexCoord #define TEX0 vTexCoord
@ -60,6 +63,9 @@ const mat3 XYZ_to_D50 = mat3 (
void main() void main()
{ {
vec3 color = COMPAT_TEXTURE(Source, TEX0.xy).rgb; vec3 color = COMPAT_TEXTURE(Source, TEX0.xy).rgb;
color = normalize(pow(color + 1e-4, vec3(wp_saturation)))*length(color);
float p = 2.4; float p = 2.4;
color = pow(color, vec3(p)); color = pow(color, vec3(p));